03856 ZIP Code — Newfields, NH

Rockingham County, New Hampshire

ZIP code 03856 is located in Newfields, New Hampshire, within Rockingham County. It covers approximately 7.09 square miles and serves a population of 1,985 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 603.

About ZIP code 03856

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $582,900. Owner-occupancy is high at 96%, well above the national average.

The gap between median ($184,688) and mean household income suggests income inequality — a small number of higher earners pull the average up.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average.

Educational attainment is high — 64% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 03856 reflects a community defined by a highly educated population and high homeownership.

1,985

population

7.09

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

03856 ZIP code map

Cities in ZIP code 03856

Below are the cities the US Postal Service accepts for ZIP code 03856. Using any city not on this list may result in mail delivery delays.

City	Status
Newfields	Preferred

Nearby ZIP codes

03857 Newmarket (2.3 mi) 03885 Stratham (3.6 mi) 03833 Exeter (5.4 mi) 03840 Greenland (5.8 mi) 03042 Epping (5.9 mi) 03824 Durham (6.3 mi) 03862 North Hampton (7.9 mi) 03844 Hampton Falls (8.6 mi) 03801 Portsmouth (8.6 mi) 03827 East Kingston (8.7 mi) 03044 Fremont (9 mi) 03842 Hampton (9.4 mi)

Demographics updated 06/2026

Population
Total population	1,985
Population density	280 / sq mi
State FIPS	33
County FIPS	015

Geography
Land area	7.09 sq mi
Water area	0.17 sq mi
Latitude	43.0370
Longitude	-70.9644
Timezone	Eastern (ET)
Area code	603

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	5.2%	23.5%	31.0%
$50k – $100k	19.0%	29.1%	31.2%
$100k – $200k	43.9%	32.8%	28.1%
Over $200k	31.9%	14.6%	9.7%

Demographics & statistics

1,985

Population

280

People per sq mi

45.1

Median age

$184,688

Median household income

$72,195

Per capita income

$582,900

Median home value

$2,071

Median monthly rent

95.6%

Home ownership

1.2%

Poverty rate

2.6%

Unemployment

619

Housing units

63.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

104

20–24

106

25–34

121

35–44

209

45–54

158

147

55–59

112

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	368	18.5%
18 and over	1,617	81.5%
65 and over	230	11.6%
Median age	45.1 years

Race & ethnicity

White 92%

Two or more races 4.6%

Hispanic or Latino 2.5%

Asian 0.7%

Black or African American 0.1%

Group	Count	%
White	1,874	92%
Two or more races	93	4.6%
Hispanic or Latino	51	2.5%
Asian	15	0.7%
Black or African American	3	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	5.2%	23.5%	31.0%
$50k – $100k	19.0%	29.1%	31.2%
$100k – $200k	43.9%	32.8%	28.1%
Over $200k	31.9%	14.6%	9.7%

Under $10k 0.5%

$10k–$15k 0.5%

$15k–$25k 0.6%

$25k–$35k 3.1%

$35k–$50k 1.9%

$50k–$75k 7.2%

$75k–$100k 6.8%

$100k–$150k 13.8%

$150k–$200k 27.6%

$200k+ 38.0%

Range	% of households
Under $10k	0.5%
$10k–$15k	0.5%
$15k–$25k	0.6%
$25k–$35k	3.1%
$35k–$50k	1.9%
$50k–$75k	7.2%
$75k–$100k	6.8%
$100k–$150k	13.8%
$150k–$200k	27.6%
$200k+	38.0%
Median income	$184,688

Housing

Home values

Under $50k 2.0%

$200k–$300k 3.8%

$300k–$500k 26.6%

$500k–$1M 65.0%

$1M+ 2.6%

Housing overview

Metric	Value
Median home value	$582,900
Median rent / month	$2,071
Owner occupied	95.6%
Renter occupied	4.4%
Vacant	1.5%
Single-family detached	93.4%
Large apartment buildings	0.0%
Mobile homes	0.5%
Median rooms	7.5
Avg household size (owned)	3.12

Year built

Era	%
2020 or later	0.0%
2010–2019	3.4%
2000–2009	9.1%
1990–1999	38.8%
1980–1989	9.0%
1970–1979	7.0%
1960–1969	4.8%
1950–1959	4.8%
1940–1949	1.2%
1939 or earlier	21.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.5%
2 bedrooms	11.4%
3 bedrooms	45.3%
4 bedrooms	39.1%
5+ bedrooms	2.6%

Vehicles per household

Vehicles	% of households
No vehicle	1.1%
1 vehicle	18.1%
2 vehicles	39.6%
3 or more	41.3%

Heating fuel

Fuel type	%
Utility gas	2.4%
Electricity	5.0%
Propane / LP gas	18.8%
Fuel oil	64.1%
Wood	4.4%

Households & families

Household type	Count	%
Married-couple family	479	75.2%
Cohabiting couple	20	3.1%
Male householder, no spouse	79	12.4%
Female householder, no spouse	59	9.3%
Households with children under 18	206	32.3%
Households with seniors (65+)	160	25.1%
Average household size	3.12

Marital status

Status	Male	Female
Never married	33.9%	18.6%
Married	54.4%	71.6%
Separated	0.4%	0.4%
Widowed	2.0%	3.2%
Divorced	9.3%	6.2%

Education

Less than 9th grade 1.1%

Some HS, no diploma 2.4%

HS graduate 13.9%

Some college, no degree 10.8%

Associate's degree 8.0%

Bachelor's degree 33.8%

Graduate / professional 30.0%

Metric	%
HS diploma or higher	96.5%
Bachelor's or higher	63.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	29	5.8%
Kindergarten	10	2.0%
Elementary school	202	40.2%
High school	99	19.7%
College / grad school	162	32.3%

Employment

Industry of employment

Education & healthcare 24.6%

Finance & real estate 13.6%

Professional & management 12.3%

Public administration 11.2%

Construction 9.5%

Manufacturing 8.2%

Retail trade 7.8%

Arts, food & hospitality 5.6%

Other services 2.7%

Transportation & utilities 2.2%

Wholesale trade 1.9%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	46.8%
Service	19.0%
Sales & office	15.5%
Natural resources & construction	13.5%
Production & transportation	5.1%

Employment type

Type	%
Private sector	73.1%
Government	16.6%
Self-employed	10.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	74.1%
Carpool	3.1%
Public transit	2.2%
Walk	1.1%
Work from home	19.2%
Other means	0.2%
Avg commute (minutes)	27.7

Poverty

All people 1.2%

Under 18 years 1.4%

18 and over 1.1%

Married-couple families 0.8%

Female-led households 7.9%

Income support

Source	% of households
Social Security	28.3%
Retirement income	27.3%
Supplemental Security	2.2%
Cash public assistance	1.1%
Food stamps / SNAP	2.4%

Health indicators

Condition	%
Obesity	31.3%
High blood pressure	30.2%
High cholesterol	31.9%
Diabetes	8.0%
Heart disease	4.9%
Stroke	2.2%
Asthma	10.0%
Arthritis	22.9%
Kidney disease	2.3%
Pulmonary disease	5.5%
Cancer	6.5%

Behavior / access	%
Smoking	14.8%
Binge drinking	18.7%
No physical activity	16.0%
Less than 7 hrs sleep	29.9%
Depression	19.9%
Fair or poor health	10.2%
Poor mental health	13.6%
Poor physical health	9.2%
No health insurance	8.0%
Visited doctor (checkup)	73.1%
Visited dentist	74.7%
Cholesterol screening	92.8%
Teeth loss	9.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	63	4.0%

Disability	%
Any disability	5.0%
Under 18	2.7%
18–64 years	3.7%
65 and over	16.5%

Health insurance coverage

Type	%
Private insurance	89.3%
Public insurance	16.3%
No insurance	3.0%
Uninsured under 19	6.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,927	97.1%
Spanish	2	0.1%
Other Indo-European	0	0.0%
Asian & Pacific Islander	2	0.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,949	98.2%
Born in same state	1,920	96.7%
Born in different state	759	38.2%
Foreign born	29	1.5%
Naturalized citizen	36	1.8%
Not a US citizen	25	69.4%

Ancestry

Ancestry	Count	%
Italian	524	26.4%
French	343	17.3%
German	129	6.5%
Arab	81	4.1%
English	29	1.5%

Ancestry	Count	%
Dutch	22	1.1%
Polish	17	0.9%
Irish	11	0.6%
Norwegian	6	0.3%

Technology access

Metric	% of households
Computer access	32.1%
Internet access	97.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 03856

What city is ZIP code 03856 in?

ZIP code 03856 is primarily assigned to Newfields, New Hampshire.

What county is ZIP code 03856 in?

ZIP code 03856 falls within Rockingham County, New Hampshire.

How educated is the population of ZIP code 03856?

64% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 03856 mostly owner-occupied?

96% of occupied units in ZIP code 03856 are owner-occupied, well above the national average.

What is the median household income in ZIP code 03856?

The median household income in ZIP code 03856 is $184,688, above the national median of ~$75,000.

What is the typical home value in ZIP code 03856?

The median home value in ZIP code 03856 is $582,900.

What timezone is ZIP code 03856 in?

ZIP code 03856 observes the EST timezone.